20377743

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3361}}^1$

素因数の和:3454

約数の個数: 16

約数和(自身を含む): 28402176

約数和(自身を除く): 8024433

約数列:

[1, 3, 43, 47, 129, 141, 2021, 3361, 6063, 10083, 144523, 157967, 433569, 473901, 6792581, 20377743]

約数ペア:

[(1, 20377743), (3, 6792581), (43, 473901), (47, 433569), (129, 157967), (141, 144523), (2021, 10083), (3361, 6063)]